{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004281","489:4890004369","489:4890004123","489:4890004128","489:4890004703","489:4890004129","489:4890004524","489:4890004318","489:4890004167","489:4890004004","489:4890004064","489:4890004274","489:4890004182","489:4890004434","489:4890004320","489:4890003743","489:4890004387","479:4790001499","479:4790001422","489:4890003637","489:4890004749","489:4890004319","489:4890004322","479:4790001814","468:4680000440"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,489,489,489,489,479,468],"twin_sims":[0.9161581535694409,0.8768498073071526,0.8668415254672533,0.8605529616548172,0.8539934943717552,0.8301762668707181,0.8131788603118003,0.8006097490120707,0.7768672809831088,0.7766474360741348,0.7731445778170563,0.7580502394940389,0.7556193391957079,0.7491323072616946,0.7486185701635967,0.7470813279872286,0.7460110274840294,0.745914627209869,0.7372261596229693,0.7369375937112775,0.7343748328425446,0.7332462141310884,0.7257805867352941,0.723892856891778,0.723632044138852],"twin_dists":[0.054350967015202,0.06658384123714597,0.0694310281711451,0.07117788254395556,0.07296859185224136,0.07923775004903946,0.0835253903930764,0.0866140454122287,0.09229056024623714,0.09234227325336584,0.09316432321060138,0.09666808858324438,0.09722691573817945,0.09871138851483907,0.09882854171333362,0.09917874843998722,0.09942227443960747,0.09944419628976042,0.10141202894005256,0.10147712401900578,0.1020545274329812,0.10230841354220832,0.10398195151407502,0.10440356070112923,0.1044617635340359],"n_dims_used":45,"mean_confidence":0.9170606825086806},"coverage":{"mean_confidence":0.9170606825086806,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}